AD5381BSTZ-5 datasheet(2/40 Pages) AD

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AD5381

Data Sheet

Rev. D | Page 2 of 40

TABLE OF CONTENTS

General Description ......................................................................... 3

Specifications..................................................................................... 4

AD5381-5 Specifications ............................................................. 4

AD5381-3 Specifications ............................................................. 6

AC Characteristics........................................................................ 7

Timing Characteristics..................................................................... 8

Serial Interface Timing ................................................................ 8

I2C Serial Interface Timing........................................................ 10

Parallel Interface Timing ........................................................... 11

Absolute Maximum Ratings.......................................................... 13

ESD Caution................................................................................ 13

Pin Configuration and Function Descriptions........................... 14

Terminology .................................................................................... 17

Typical Performance Characteristics ........................................... 18

Functional Description .................................................................. 21

DAC Architecture—General..................................................... 21

Data Decoding ............................................................................ 21

On-Chip Special Function Registers (SFR) ............................ 22

SFR Commands .......................................................................... 22

Hardware Functions....................................................................... 25

Reset Function ............................................................................ 25

Asynchronous Clear Function.................................................. 25

BUSY and LDAC Functions...................................................... 25

FIFO Operation in Parallel Mode ............................................ 25

Power-On Reset.......................................................................... 25

Power-Down ............................................................................... 25

Interfaces.......................................................................................... 26

DSP-, SPI-, MICROWIRE-Compatible Serial Interfaces ..... 26

I2C Serial Interface ..................................................................... 28

Parallel Interface......................................................................... 30

Microprocessor Interfacing....................................................... 31

Application Information................................................................ 33

Power Supply Decoupling ......................................................... 33

Typical Configuration Circuit .................................................. 33

Monitor Function....................................................................... 34

Toggle Mode Function............................................................... 34

Thermal Monitor Function....................................................... 34

Optical Attenuators.................................................................... 35

Utilizing FIFO............................................................................. 35

Outline Dimensions ....................................................................... 37

Ordering Guide .......................................................................... 37

REVISION HISTORY

9/12—Rev. C to Rev. D

Changes to Product Title ..................................................................1

Changes to General Description Section and Table 1 ..................3

Deleted Table 2; Renumbered Sequentially ...................................3

5/12—Rev. B to Rev. C

Changes to Features.......................................................................... 1

Changes to Table 3............................................................................ 4

Changes to Table 4............................................................................ 6

Changes to Output Voltage Settling Time and Slew Rate

Parameters, Table 5........................................................................... 7

Changes to t14, t17, and t19 Parameters, Table 6 .............................. 8

Changes to Table 9.......................................................................... 13

Changes to Figure 10, Figure 11, and Figure 14 ......................... 18

Changes to Figure 16 to Figure 18 and Figure 20....................... 19

Updated Outline Dimensions and Changes to Ordering Guide....37

8/05—Rev. A to Rev. B

Changes to Table 2.............................................................................3

Changes to Specifications Section...................................................4

Changes to Absolute Maximum Ratings Section....................... 13

Changes to Figure 43...................................................................... 35

Changes to Ordering Guide .......................................................... 37

6/04—Data Sheet Changed from Rev. 0 to Rev. A

Changes to Ordering Guide ...........................................................36

5/04—Revision 0: Initial Version

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